[INFO] fetching crate print-no-std 0.2.1...
[INFO] building print-no-std-0.2.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate print-no-std 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate print-no-std 0.2.1
[INFO] finished tweaking crates.io crate print-no-std 0.2.1
[INFO] tweaked toml for crates.io crate print-no-std 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate print-no-std 0.2.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded litrs v0.4.2
[INFO] [stderr]   Downloaded errno-sys v0.2.0
[INFO] [stderr]   Downloaded errno-no-std v0.2.2
[INFO] [stderr]   Downloaded iter-identify_first_last v0.2.3
[INFO] [stderr]   Downloaded shlex v1.3.0
[INFO] [stderr]   Downloaded document-features v0.2.11
[INFO] [stderr]   Downloaded memoffset v0.9.1
[INFO] [stderr]   Downloaded pc-ints v0.3.6
[INFO] [stderr]   Downloaded exit-no-std v0.2.1
[INFO] [stderr]   Downloaded panicking v0.5.0
[INFO] [stderr]   Downloaded find-msvc-tools v0.1.2
[INFO] [stderr]   Downloaded widestring v1.2.0
[INFO] [stderr]   Downloaded cc v1.2.39
[INFO] [stderr]   Downloaded libc v0.2.176
[INFO] [stderr]   Downloaded dos-cp v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6241f0049d63c17f04d1f8c2a94e091b0f6223e2c0058b9d032cecfe05b253bc
[INFO] running `Command { std: "docker" "start" "-a" "6241f0049d63c17f04d1f8c2a94e091b0f6223e2c0058b9d032cecfe05b253bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6241f0049d63c17f04d1f8c2a94e091b0f6223e2c0058b9d032cecfe05b253bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6241f0049d63c17f04d1f8c2a94e091b0f6223e2c0058b9d032cecfe05b253bc", kill_on_drop: false }`
[INFO] [stdout] 6241f0049d63c17f04d1f8c2a94e091b0f6223e2c0058b9d032cecfe05b253bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85e443f8ad6c44359cfc0dcaea8a436930310108032bd22b2d3c9b07358626e4
[INFO] running `Command { std: "docker" "start" "-a" "85e443f8ad6c44359cfc0dcaea8a436930310108032bd22b2d3c9b07358626e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling errno-sys v0.2.0
[INFO] [stderr]    Compiling errno-no-std v0.2.2
[INFO] [stderr]    Compiling print-no-std v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "85e443f8ad6c44359cfc0dcaea8a436930310108032bd22b2d3c9b07358626e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e443f8ad6c44359cfc0dcaea8a436930310108032bd22b2d3c9b07358626e4", kill_on_drop: false }`
[INFO] [stdout] 85e443f8ad6c44359cfc0dcaea8a436930310108032bd22b2d3c9b07358626e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 992c45d9fdde243703ce4f6419799e22cda5f730e65f24700c373719ddab4a73
[INFO] running `Command { std: "docker" "start" "-a" "992c45d9fdde243703ce4f6419799e22cda5f730e65f24700c373719ddab4a73", kill_on_drop: false }`
[INFO] [stderr]    Compiling print-no-std v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "992c45d9fdde243703ce4f6419799e22cda5f730e65f24700c373719ddab4a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992c45d9fdde243703ce4f6419799e22cda5f730e65f24700c373719ddab4a73", kill_on_drop: false }`
[INFO] [stdout] 992c45d9fdde243703ce4f6419799e22cda5f730e65f24700c373719ddab4a73
